| NWS Forecast for: Jefferson County Issued by: National Weather Service Norman, OK Last Update: 535 PM CDT Fri Jun 5 2026 |  |
| Tonight: Mostly cloudy with a chance of thunderstorms. A chance of showers this evening, then showers likely after midnight. Lows in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 70 percent. Saturday: Showers. A chance of thunderstorms in the morning, then thunderstorms likely in the afternoon. Humid with highs in the mid 80s. Southeast winds 5 to 10 mph. Chance of rain 80 percent. Saturday Night: A chance of thunderstorms. Showers with lows in the upper 60s. Southeast winds 5 to 10 mph. Chance of rain 90 percent. Sunday: Showers likely with a chance of thunderstorms in the morning, then a slight chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 80s. South winds 5 to 10 mph. Chance of rain 70 percent. Sunday Night: Mostly clear. Humid with lows in the lower 70s. South winds 10 to 15 mph. Monday: Sunny. Highs in the lower 90s. Heat index values up to 105 in the afternoon. Monday Night: Mostly clear. Lows in the mid 70s. Tuesday: Sunny. Highs in the lower 90s. Tuesday Night: Clear. Lows in the mid 70s. Wednesday: Sunny. Highs in the mid 90s. Wednesday Night: Mostly clear. Lows in the mid 70s. Thursday: Sunny. Highs in the mid 90s. Heat index values up to 105. Thursday Night: Mostly clear. Lows in the upper 70s. Friday: Mostly sunny. Highs in the upper 90s. Heat index values up to 105. | |
| Zone Forecast: Jefferson County | |
Visit your local NWS office at: https://www.weather.gov/oun |